(0 15 5)(1 19 3)(2 9 8)(4 11 7)(6 16 14)(10 17 12)(13 20 18)
ALLOWS (11/8)-SEQUENCE
1: (5 9 15)
(0 15 8 2 9)(1 19 3)(4 11 7)(5)(6 16 14)(10 17 12)(13 20 18)
2: (6 16 14)
(0 15 8 2 9)(1 19 3)(4 11 7)(5)(6)(10 17 12)(13 20 18)(14)(16)
3: (0 2 9)
(0)(1 19 3)(2 15 8)(4 11 7)(5)(6)(9)(10 17 12)(13 20 18)(14)(16)
4: (1 19 3)
(0)(1)(2 15 8)(3)(4 11 7)(5)(6)(9)(10 17 12)(13 20 18)(14)(16)(19)